Northeastern Coastal Plain of Coahuila (Quercus fusiformis forest)
Basic information
Sample name: Northeastern Coastal Plain of Coahuila (Quercus fusiformis forest)
Reference: J. A. Encina-Domínguez, E. M. Rocha, J. A. Meave, and A. Zârate-Lupercio. 2011. Community structure and oristic composition of Quercus fusiformis and Carya illinoinensis forests of the Northeastern Coastal Plain, Coahuila, Mexico. Revista Mexicana de Biodiversidad 82:607-622 [ER 2085]
Geography
Country: Mexico
State: Coahuila
Coordinate: 29° 4' N, 100° 41' W
Coordinate basis: based on nearby landmark
Geography comments: "along the San Diego and Escondido rivers, as well as in areas south of Ciudad Acuña, at elevations ranging between 270 and 320 m"
the 19 sites are centered around Jiménez (basis of coordinate)
the 19 sites are centered around Jiménez (basis of coordinate)
Environment
Habitat: tropical/subtropical dry broadleaf forest
Substrate: ground surface
MAT: 22.0
MAP: 425.0
Habitat comments: MAT > 22º C and MAP 350 to 500 mm
Methods
Life forms: trees
Sites: 19
Site area: 1.9
Sampling methods: quadrat
Sample size: 735 individuals
Size min: 5
Basal area: 24.36
Sampling comments: "At each site we established a circular plot with an area of 1000 m2"
Metadata
Sample number: 2028
Contributor: John Alroy
Enterer: John Alroy
Created: 2016-06-07 11:31:49
Modified: 2016-06-07 01:31:49
Abundance distribution
11 species
2 singletons
total count 735
geometric series index: 15.3
Fisher's α: 1.835
geometric series k: 0.5442
Hurlbert's PIE: 0.6027
Shannon's H: 1.3283
Good's u: 0.9973
Each square represents a species. Square sizes are proportional to counts.
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Register
| Quercus fusiformis | 439 | |
| Celtis reticulata | 80 | |
| Diospyros texana | 111 | |
| Carya illinoinensis | 37 | |
| Prosopis glandulosa | 30 | |
| Bumelia lanuginosa | 24 | |
| Ulmus crassifolia | 7 | |
| Vachellia farnesiana | 3 | |
| "Acacia farnesiana" | ||
| Condalia hookeri | 2 | |
| Morus celtidifolia | 1 | |
| Bumelia celastrina | 1 | |